Canadian Medical Guide > Organisms > Algae > Lichens Terms and Definitions
Lichens
Medical Definition: | Any of a group of plants formed by a mutual combination of an alga and a fungus. |
Guide Notes: | plant, not skin disease |
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Usnea - A genus of lichens containing usnic acid and mucilage. Usnea barbata has been used as an herbal medicine. |
Lichens Medical Definitions and Terms
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